buried by obama? in colorado, mitt romney took a break for a burrito bowl. >> how are you doing today? >> reporter: romney's number two, paul ryan, kept campaigning. >> the obama economic agenda failed not because it was stopped. it failed because it was passed. >> reporter: that's the kind of zinger sure to be heard tomorrow night. doug, andrew and chris say they hope to hear a lot of substance, too. a debate number one in their battleground state. >> reporter: so how critical will this first presidential debate be? today's nbc news "wall street journal" poll finds 38%, more than a third of voters say this debate and the ones to follow will be quite important or extremely important to their decision about who to vote for. live from denver, i'm steve handelsman, news 4. >> thanks, steve. and a program note. nbc news will provide live coverage and analysis of the presidential debate. you can watch it here on nbc 4 starting at 9:00 tomorrow night. >>> meanwhile a judge in pennsylvania has postponed the